In this section the following words have the meanings indicated. “Construction contractor” means a person that performs or is hired to perform road construction work. “Road construction work” means the construction, repair, paving, repaving, or grading of a public roadway. Before beginning road construction work on a public roadway in the sanitary district in which a water, sewer, or stormwater management structure is installed, a construction contractor shall give notice to the Commission and the county of the proposed construction work. The notice: shall include the proposed construction schedule and information about the location of construction to accomplish the purposes of this section; except in emergency road repair situations, shall be given to the Commission and the county at least 7 days before road construction work begins; and in an emergency road repair situation, shall be given to the Commission and the county as promptly as feasible under the emergency situation. Unless allowed by the Commission or the county, as appropriate, a person may not disturb, remove, pave over, or repave over a manhole, valve, fitting, or other Commission water or sewer structure or county stormwater management structure.